Home / 14,148,205.70-21,222,308.55-5,054,659.70

Finding the Fourth Proportional to 14,148,205.70, 21,222,308.55 and 5,054,659.70

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Solution

The fourth proportional to 14,148,205.70, 21,222,308.55 and 5,054,659.70 is: 7,581,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148,205.70 : 21,222,308.55 = 5,054,659.70 : x
  2. Step 2: Convert to fraction form
    14,148,205.70/21,222,308.55 = 5,054,659.70/x
  3. Step 3: Cross multiply
    14,148,205.70x = 21,222,308.55 × 5,054,659.70
  4. Step 4: Simplify right side
    14,148,205.70x = 107,271,547,768,650.44
  5. Step 5: Solve for x
    x = 107,271,547,768,650.44/14,148,205.70
  6. Step 6: Final answer
    x = 7,581,989.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.